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  • 1
    Online-Ressource
    Online-Ressource
    FapUNIFESP (SciELO) ; 2004
    In:  Gestão & Produção Vol. 11, No. 3 ( 2004-12), p. 299-311
    In: Gestão & Produção, FapUNIFESP (SciELO), Vol. 11, No. 3 ( 2004-12), p. 299-311
    Kurzfassung: In recent years, Supply Chain Management has created opportunities and challenges for competition in the world of business. As a result, chain configuration analysis has become an increasingly important theme which allows one to identify potential opportunities for improved management and decision-making in the various links in supply chains. In this context, this article presents a model which is used here to analyze supply chains based on key dimensions. The model was validated through a case study conducted in different supply chains of a large Brazilian Compressed Natural Gas cylinder manufacturer.
    Materialart: Online-Ressource
    ISSN: 0104-530X
    Sprache: Unbekannt
    Verlag: FapUNIFESP (SciELO)
    Publikationsdatum: 2004
    ZDB Id: 2144855-3
    Standort Signatur Einschränkungen Verfügbarkeit
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  • 2
    Online-Ressource
    Online-Ressource
    FapUNIFESP (SciELO) ; 2003
    In:  Revista Brasileira de Otorrinolaringologia Vol. 69, No. 5 ( 2003-10), p. 599-604
    In: Revista Brasileira de Otorrinolaringologia, FapUNIFESP (SciELO), Vol. 69, No. 5 ( 2003-10), p. 599-604
    Kurzfassung: INTRODUCTION: Airway papillomas are benign tumors with high recurrence and induced by virus. Papillomatosis's etiology is related with papilloma human virus infection. Two clinical forms are described: juvenile and adult. OBJECTIVE: The aim of this study was to compare the two clinical forms of the papillomatosis, juvenile and adult, observing if there are epidemiological or clinical differences between them. STUDY DESIGN: historical cohort. MATERIAL AND METHOD: We studied the patients followed in the ENT Department of HC-FMUSP with diagnosis of laryngeal papilomatose between 1990 and 1999. Fifty-one patients were identified, but seven did not confirm the diagnosis. Thus, 44 individuals were the base of this study, being 47,72% of juvenile form and 52,27% of adult form. RESULTS: There was no prevalence between gender (p=.98). The mean age at the beginning of the symptoms was of 5,3 years in juvenile form and 42,6 years in adult form. Dyspnea was more prevalent in juvenile form (p=.03). General recurrence was 66%, being of 76,2% in juvenile form and 56,5% in adult form (p=.17). The incidence of early recurrence ( 〈 3 months) was higher in juvenile form (p 〈 .001). We observed 13% of malign transformation in adult form of the disease. CONCLUSIONS: In juvenile form, we have identified early recurrences associated with dyspnea, requiring multiple interventions. In adult form, we have also observed elevated recurrences, with high index of malign transformation. Treatments that increase the time between recurrences are necessary in two forms of papillomatosis.
    Materialart: Online-Ressource
    ISSN: 0034-7299
    Sprache: Unbekannt
    Verlag: FapUNIFESP (SciELO)
    Publikationsdatum: 2003
    ZDB Id: 2105179-3
    Standort Signatur Einschränkungen Verfügbarkeit
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  • 3
    Online-Ressource
    Online-Ressource
    FapUNIFESP (SciELO) ; 2004
    In:  Revista Brasileira de Otorrinolaringologia Vol. 70, No. 5 ( 2004-10), p. 584-588
    In: Revista Brasileira de Otorrinolaringologia, FapUNIFESP (SciELO), Vol. 70, No. 5 ( 2004-10), p. 584-588
    Kurzfassung: Langerhans Cells (LC) are a type of dendritic cells that have functions which involves antigen presentation and the stimulation of a T cell response. They represent about 4% of the laryngeal epithelial cells. AIM: The aim of this study was to identify the presence of LC in the epithelium of the vocal folds, to compare their subpopulations, as well as to compare the capacity of four immunohistochemistry markers. STUDY DESIGN: Experimental. MATERIAL AND METHOD: Six cadavers, 3 men and 3 women, were studied. Analysis of vocal folds and skin paraffin blocks stained with commercially available polyclonal S-100, vimentin, CD-68 and fascin were done. After histological analysis, Student t test and Analysis of Variance (ANOVA) were accomplished in the statistical study. RESULTS AND CONCLUSIONS: It was possible to identify the presence of LC in the epithelium of the human vocal folds in no smokers of both sexes. Fascin, vimentin and CD-68 were superior markers of LC than S-100 polyclonal antibody in vocal folds (p=0,01) and in the skin (p=0,02). It was also possible to identify three different subpopulations of LC in the vocal folds and skin. However, just in the skin it was observed larger amount in the basal layer of the epithelium statistically significant.
    Materialart: Online-Ressource
    ISSN: 0034-7299
    Sprache: Unbekannt
    Verlag: FapUNIFESP (SciELO)
    Publikationsdatum: 2004
    ZDB Id: 2105179-3
    Standort Signatur Einschränkungen Verfügbarkeit
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  • 4
    Online-Ressource
    Online-Ressource
    FapUNIFESP (SciELO) ; 2003
    In:  Revista Brasileira de Otorrinolaringologia Vol. 69, No. 3 ( 2003-06), p. 371-374
    In: Revista Brasileira de Otorrinolaringologia, FapUNIFESP (SciELO), Vol. 69, No. 3 ( 2003-06), p. 371-374
    Kurzfassung: In some clinical situations or during laryngoplastic procedures, it is important the knowledge of the dimensions of the vocal folds. AIM: The aim of this study was to evaluate the correlation existence among the individuals' characteristics studied as height, weight, age and sex with the macroscopic dimensions of the membranous portion of the vocal folds. STUDY DESIGN: Experimental. METHODS: We studied 24 cadavers (13 men and 11 women) submitted to autopsy from April and October of 2001. Of each individual, we obtained height, weight and age with subsequent removal of the larynx. We used digital pachimetry for the measures of the dimensions of the vocal folds. RESULTS: We did not find difference between the vocal folds right and left in length (p = 0,91), width (p = 0,93) or thickness (p = 0,72). The masculine vocal folds were larger (p 〈 0,001) and wider (p = 0,04) that the feminine ones, and it did not have difference between the thickness (p = 0,11). We observed a strong correlation (r=0,76) between the individuals' height and the length of the vocal folds. We did not find correlation between height and width (r=0,36) or thickness (r=0,39) of the vocal folds. CONCLUSIONS: Males vocal folds were larger and wider than females'. The length of the membranous portion of the vocal folds varied in function of the individuals' height.
    Materialart: Online-Ressource
    ISSN: 0034-7299
    Sprache: Unbekannt
    Verlag: FapUNIFESP (SciELO)
    Publikationsdatum: 2003
    ZDB Id: 2105179-3
    Standort Signatur Einschränkungen Verfügbarkeit
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  • 5
    Online-Ressource
    Online-Ressource
    FapUNIFESP (SciELO) ; 2000
    In:  Pesquisa Odontológica Brasileira Vol. 14, No. 4 ( 2000-12), p. 340-344
    In: Pesquisa Odontológica Brasileira, FapUNIFESP (SciELO), Vol. 14, No. 4 ( 2000-12), p. 340-344
    Kurzfassung: The aim of this study was to demonstrate the different micromorphologic aspects of the adhesive interface, which can be observed in fragments of the same specimen in function of variations during the processing for scanning electron microscopy. Resin blocks were cemented on the dentin of the occlusal surfaces of recently extracted third molars and were longitudinally sectioned for observation through SEM. The results showed wide variation in the direction and length of tags. There is need for standardization of the angulation with which the specimens are cut, so as to avoid mistakes in the analysis of the penetration efficacy of adhesive systems.
    Materialart: Online-Ressource
    ISSN: 1517-7491
    Sprache: Unbekannt
    Verlag: FapUNIFESP (SciELO)
    Publikationsdatum: 2000
    ZDB Id: 2031051-1
    Standort Signatur Einschränkungen Verfügbarkeit
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  • 6
    In: Revista de Saúde Pública, FapUNIFESP (SciELO), Vol. 37, No. 6 ( 2003-12), p. 693-698
    Kurzfassung: OBJETIVO: Comparar as estimativas das taxas de baixo peso ao nascer, prematuridade, pequeno para a idade gestacional e mortalidade infantil em duas coortes de nascimento no Brasil. MÉTODOS: As duas coortes foram realizadas na década de 90 em São Luís, localizada em uma região menos desenvolvida, no Nordeste, e em Ribeirão Preto, situada em uma região mais desenvolvida, no Sudeste. Foram coletados dados de um terço dos nascidos vivos de Ribeirão Preto, SP, em 1994 (2.839 partos únicos); em São Luís, MA, foi realizada amostragem sistemática de partos estratificada por maternidade, no período de 1997/98 (2.439 partos únicos). Os testes do qui-quadrado (categórico e para tendências) e t de Student foram usados na análise estatística. RESULTADOS: A taxa de baixo peso ao nascer foi menor em São Luís, constituindo um paradoxo epidemiológico. As taxas de prematuridade foram semelhantes, quando se esperava percentual mais elevado em Ribeirão Preto, por sua relação direta com o baixo peso ao nascer. Observou-se dissociação entre baixo peso ao nascer e mortalidade infantil, pois São Luís apresentou menor baixo peso ao nascer e maior mortalidade infantil, ocorrendo o inverso em Ribeirão Preto. CONCLUSÕES: Maior prevalência de tabagismo materno e melhor acesso e qualidade da assistência perinatal promovendo intervenções médicas mais precoces (cesárea e prematuridade induzida) que resultam em maior número de nascidos vivos com baixo peso do que natimortos em Ribeirão Preto podem explicar estas discrepâncias. A dissociação ecológica observada entre baixo peso ao nascer e mortalidade infantil sugere que a taxa daquele não deve mais ser considerada sistematicamente como indicador de desenvolvimento social.
    Materialart: Online-Ressource
    ISSN: 0034-8910
    Sprache: Unbekannt
    Verlag: FapUNIFESP (SciELO)
    Publikationsdatum: 2003
    ZDB Id: 2031055-9
    Standort Signatur Einschränkungen Verfügbarkeit
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